Iran's nuclear deal currently bars it from enriching uranium above 3.67%, which is enough for nuclear power plants but far below the 90% needed for weapon-grade levels

US Special Representative on Iran Brian Hook was speaking in an interview before a meeting with senior French, British and German diplomats in Paris to convince them that the Trump administration's policy of crippling sanctions was the best way to get Iran back to the negotiating table.

Air India’s Chairman and Managing Director Ashwani Lohani said that there will be no substantial effect of this on the flag-carrier’s flights but the airline was assessing the rerouting of incoming flights.

"All Indian operators in consultation with DGCA have decided to avoid the affected part of Iranian Airspace to ensure safe travel for the passengers. They will re-route flights suitably," the DGCA said on Twitter.